| Curve tracers have been a staple in Elektor since 1979. This practical project from 2009 measures and records characteristic curves of NPN/P...
| Curve tracers have been a staple in Elektor since 1979. This practical project from 2009 measures and records characteristic curves of NPN/P...
| One area that many model train enthusiasts have never been totally happy with is the lighting of coaches. Until now. The lighting controller...
| These days tiny FM radios are often integrated in many portable devices such as mobile phones and MP3 players. But why not make a simple rec...
| Inspired by a binary clock he saw at a mathematics museum the author of this design went one step further and came up with a more mathematic...
| Here we present a 3D display of LEDs, each of which can be controlled individually.This magnificent cube has at its heart an Atmel AVR micro...
| Longwinded discussions are costing commerce millions. Our meeting cost timer reveals the true cost of ‘free speech’ at business gatherings....
| Although they’ve been on the shelves of audio and video equipment retailers for quite a few years now, wireless headsets have been conspicuo...
| This module provides a simple user interface for extending microcontroller-based circuits. Graphics and text display commands can be sent to...
| This year, for the first time, the efficiency of LEDs has overtaken that of fluorescent tubes. Power LEDs are thus now a realistic and energ...
| The little module described here lets you detect geographical points of interest (POIs) using the frames output from a GPS receiver module....